Finding the Third Proportional to 3,124,781,815.50 and 4,760,429,647.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,124,781,815.50 : 4,760,429,647.50 = 4,760,429,647.50 : x
2. Step 2: Convert to fraction form
   3,124,781,815.50/4,760,429,647.50 = 4,760,429,647.50/x
3. Step 3: Cross multiply
   3,124,781,815.50x = 4,760,429,647.50 × 4,760,429,647.50
4. Step 4: Simplify right side
   3,124,781,815.50x = 22,661,690,428,796,973,056
5. Step 5: Solve for x
   x = 22,661,690,428,796,973,056/3,124,781,815.50
6. Step 6: Final answer
   x = 7,252,247,282.16